CN202835901U - Lithium bromide absorption type first kind heat pump unit usable in winter and summer - Google Patents
Lithium bromide absorption type first kind heat pump unit usable in winter and summer Download PDFInfo
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- CN202835901U CN202835901U CN2012204699990U CN201220469999U CN202835901U CN 202835901 U CN202835901 U CN 202835901U CN 2012204699990 U CN2012204699990 U CN 2012204699990U CN 201220469999 U CN201220469999 U CN 201220469999U CN 202835901 U CN202835901 U CN 202835901U
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- summer
- condenser
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- lithium bromide
- heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
Abstract
The utility model relates to a heat pump unit. A lithium bromide absorption type first kind heat pump unit usable in winter and summer comprises an evaporator, an absorber, a generator, a condenser, a hot water pipe, a turbine output pipeline, a heat source water inlet, a heat source water outlet and a steam condenser, wherein the evaporator is communicated with the interior of the absorber, the generator is communicated with the interior of the condenser, the bottom end of the absorber is communicated with the generator through a pipeline IV, and the bottom end of the generator is communicated with the top end of the absorber through a pipeline III. The winter-summer sharing lithium bromide absorption type first kind heat pump unit further comprises a main heat exchanger and an auxiliary heat exchanger, wherein the hot water pipe penetrates through the absorber, the condenser and the auxiliary heat exchanger in sequence, and the pipeline III and the pipeline IV are both connected with the main heat exchanger and exchange heat through the main heat exchanger. The heat source water inlet and the heat source water outlet are respectively communicated with the two ends of a pipeline V which is arranged in the evaporator, and the other ends of the heat source water inlet and the heat source water outlet are respectively connected with the steam condenser. The disadvantage that the winter-summer sharing lithium bromide absorption type first kind heat pump unit can not be used in the summer before is overcome.
Description
Technical field
The utility model relates to a kind of source pump.
Background technology
Lithium bromide absorption-type machine unit is take water as cold-producing medium, and lithium-bromide solution is absorbent, directly burns the heat that produces as thermal source with steam, oil and gas, and the principle that utilize evaporation, absorbs realizes heating.Currently used lithium bromide absorption type heat pump unit can be divided into single-action, double effect absorption type heat pump by working method.Can be divided into steam type, direct combustion type etc. by the driving heat source kind.For the waste heat recovery unit, the absorption class heat pump of mono-potency lithium bromide commonly on the market, the process that namely for once occurs in the heat pump flow process (solution is concentrated).This suction-type lithium bromide one class source pump general structure is fairly simple, and is comparatively general for the heat recovery heat pump application in industrial trade.But owing to self limiting of the absorption class source pump of mono-potency lithium bromide, its hot water of producing can't be used in summer, general only in the winter time application.For the heat of the steam exhaust steam that must discharge, utilize conventional source pump to use and have following shortcoming like this:
(1) heat of steam exhaust steam can not get using in summer
The way of the heat of steam exhaust steam before can only adopting summer is lost in the atmosphere by cooling tower.Have like this part cooling water and be lost in the atmosphere with vapor form, cause water resource waste.
(2) heat of steam exhaust steam discharging thermal pollution
For the heat of the above-described steam exhaust steam of generation such as technical process, be to discharge, the discharging environment is caused inevitable thermal pollution.If can with the Btu utilization of steam exhaust steam, can reduce the thermal pollution of discharging.
The utility model content
Technique effect of the present utility model can overcome defects, provides share suction-type lithium bromide one class source pump a kind of summer in winter, and it has solved the difficult problem that suction-type lithium bromide one class source pump can't be moved in summer.
For achieving the above object, the utility model adopts following technical scheme: it comprises evaporimeter, absorber, generator, condenser, hot-water line, the steam turbine output pipe, the heat source water entrance, the heat source water outlet, condenser, hot-water line, evaporimeter and absorber internal communication, generator and condenser internal communication, the absorber bottom is communicated with generator by the pipeline IV, the generator bottom is communicated with the absorber top by the pipeline III, also comprise main heat exchanger, secondary unit, hot-water line passes through absorber successively, condenser, secondary unit, the pipeline III all is connected main heat exchanger and passes through the main heat exchanger heat exchange with the pipeline IV; The outlet of heat source water entrance, heat source water respectively be arranged on evaporimeter in pipeline V two ends be communicated with, heat source water entrance, the heat source water outlet other end are connected with condenser respectively, and the steam turbine output pipe is connected respectively secondary unit and passes through the secondary unit heat exchange with the hot-water line that stretches out from condenser after passing condenser.
The utility model has been set up the auxiliary heat-exchanging circulation based on the principle of suction-type lithium bromide one class heat pump, the hot water that heat pump is produced is used for heating through the steam condensation water behind the condenser, has solved the problem that hot water that heat pump produces can't use in summer.Hot water enters absorber, condenser, secondary unit successively.In circulation described in the utility model, solved the difficult problem that suction-type lithium bromide one class source pump can't be moved in summer.With respect to common unit, the utilization rate of heat pump has improved; Because heat pump has replaced cooling tower fully, reduced the waste of discharging thermal pollution and water resource, be conducive to environmental protection.The purpose of this utility model is to overcome to use the existing shortcoming of suction-type lithium bromide one class source pump above-mentioned summer, source pump is reached in the winter time all can normally use summer, to replace traditional approach, reaches purpose energy-conservation, that lower consumption, reduce discharging.
The evaporimeter bottom is communicated with the evaporimeter top by cryogenic fluid pump, pipeline II successively.
Evaporimeter is communicated with the condenser bottom by vacuum drain valve, pipeline I successively.
The pipeline IV is provided with the weak solution pump.
The pipeline III is provided with the concentrated solution pump.
Evaporimeter is communicated with by the liquid-blocking device II with absorber, and generator is communicated with by the liquid-blocking device I with condenser, and liquid-blocking device can prevent that drop from polluting or heat loss with the mobile burn into cryogen that causes of refrigerant vapour.
Main heat exchanger adopts shell-and-tube heat exchanger or plate type heat exchanger.
Described source pump has increased secondary unit on the basis of conventional unit, secondary unit adopts shell-and-tube heat exchanger or plate type heat exchanger.
Be provided with steam heat exchanging tube in the generator.
Described vacuum drain valve is to prevent that pressure is ganged up between condenser and the evaporimeter.
The beneficial effect of the utility model patent: the 1. heat of steam exhaust steam can be reclaimed, improve the utilization rate of thermal source, save the thermal source consumption.2. for the heat of steam exhaust steam, the heat of recovered steam exhaust steam reduces or cooling tower is passed through in replacement, reduces the heat that is lost in the atmosphere, reduces heat extraction and pollutes, and minimizing is conducive to protection of the environment to the impact of environment.
Take circulation standard design operating mode of the present utility model as example, can not improve the utilization rate of thermal source in the shortcoming of use in summer before solving, minimizing or replacement cooling tower use, and reduce environmental thermal pollution, the reduction energy resource consumption.Environmental pollution is serious, the energy starved society facing, and the utility model can better adapt to whole world reduction CO
2, cut down the development situation of energy resource consumption, be conducive to enterprise, national energy-saving consumption reduction, sustainable development should have good development prospect.
Description of drawings
Fig. 1 is the utility model circulation theory schematic flow sheet.
Among the figure: 1. evaporimeter; 2. absorber; 3. condenser; 4. generator; 5. heat exchanger; 6. secondary unit; 7. cryogenic fluid pump; 8. weak solution pump; 9. concentrated solution pump; 10. vacuum drain valve; 11. condenser; 12. heat source water outlet; 13. heat source water entrance; 14. liquid-blocking device I; 15. pipeline I; 16. pipeline II; 17. pipeline III; 18. pipeline IV; 19. pipeline V; 20. liquid-blocking device II; 21. hot-water line; 22. steam turbine output pipe; 23. steam heat exchanging tube.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
As shown in Figure 1, summer in winter of the present utility model shares suction-type lithium bromide one class thermal source unit and comprises evaporimeter 1, absorber 2, generator 4, condenser 3, hot-water line 21, steam turbine output pipe 22, heat source water entrance 13, heat source water outlet 12, condenser 11, hot-water line 21, evaporimeter 1 and absorber 2 internal communication, generator 4 and condenser 3 internal communication, absorber 2 bottoms are communicated with generator 4 by pipeline IV 18, generator 4 bottoms are communicated with absorber 2 tops by pipeline III 17, also comprise main heat exchanger 5, secondary unit 6, hot-water line 21 is successively by absorber 2, condenser 3, secondary unit 6, pipeline III 17 all is connected main heat exchanger 5 and passes through main heat exchanger 5 heat exchange with pipeline IV 18; Heat source water entrance 13, heat source water outlet 12 respectively be arranged on evaporimeter 1 in pipeline V 19 two ends be communicated with, heat source water entrance 13, heat source water export 12 other ends and are connected with condenser 11 respectively, and steam turbine output pipe 22 is connected respectively secondary unit 6 and passes through secondary unit 6 heat exchange with the hot-water line 21 that stretches out from condenser 3 after passing condenser 11.
Pipeline IV 18 is provided with weak solution pump 8.
Pipeline III 17 is provided with concentrated solution pump 9.
Be provided with steam heat exchanging tube 23 in the generator 4.
Unit in the running, heat source water is hot-water line 21 interior the flowing of evaporimeter 1, the water as refrigerant of condensation enters evaporimeter 1 in the condenser 3 after vacuum drain valve 10 and throttling, water as refrigerant in the evaporimeter 1 provides power through cryogenic fluid pump 7, drips the heat of vaporization of drenching absorption tube endogenous pyrogen water on the hot-water line 21 of evaporimeter 1; After reducing, the heat source water temperature is sent to the steam exhaust steam that condenser 11 cooling steam turbines produce.
Water as refrigerant flashes to refrigerant vapour, enters in the absorber 2, is dripped the concentrated solution of drenching on the hot-water line 21 of absorber 2 and absorbs, and concentrated solution becomes weak solution, and the 21 circulation hot water of the hot-water line in the absorber 2 are taken away the absorption heat in the absorber 2 simultaneously; Weak solution in the absorber 2 is sent to heat exchanger 5 by weak solution pump 8, after this concentrated solution with output from generator 4 is carried out heat exchange, is transported to generator 4.Weak solution is condensed into concentration solution by the thermal source heating in the steam heat exchanging tube 23 in the generator 4; Thermal source in the steam heat exchanging tube 23 out directly returns steam boiler afterwards from generator 4.Concentrated solution is carried through heat exchanger 5 by concentrated solution pump 9, and temperature enters absorber 2 after reducing, and drips to drench on the hot-water line 21 of absorber 2, absorbs the water as refrigerant steam of flash-pot 1, becomes weak solution, finishes the solution major cycle of the process of heating.
On the other hand, the solidifying water of the steam exhaust steam that the hot water in the hot-water line 21 is processed with condenser 11 in secondary unit 6 carries out heat exchange, and temperature enters absorber 2 after reducing.In the running of unit, thermal source enters the steam heat exchanging tube 23 in the generator 4, hot water enters absorber 2, condenser 3, secondary unit 6 successively by hot-water line 21, and heat source water is entered the pipeline V 19 of evaporimeter 1 by heat source water entrance 13, is flowed out by heat source water outlet 12.
From condenser hot-water line 21 hot water out, can connect heating equipment and do heating usefulness.
Claims (10)
1. a summer in winter shares suction-type lithium bromide one class source pump, comprise evaporimeter (1), absorber (2), generator (4), condenser (3), hot-water line (21), steam turbine output pipe (22), heat source water entrance (13), heat source water outlet (12), condenser (11), hot-water line (21), evaporimeter (1) and absorber (2) internal communication, generator (4) and condenser (3) internal communication, absorber (2) bottom is communicated with generator (4) by pipeline IV (18), generator (4) bottom is communicated with absorber (2) top by pipeline III (17), it is characterized in that, also comprise main heat exchanger (5), secondary unit (6), hot-water line (21) is successively by absorber (2), condenser (3), secondary unit (6), pipeline III (17) all is connected main heat exchanger (5) and passes through main heat exchanger (5) heat exchange with pipeline IV (18); Heat source water entrance (13), heat source water outlet (12) respectively be arranged on evaporimeter (1) in pipeline V (19) two ends be communicated with, heat source water entrance (13), heat source water outlet (12) other end are connected with condenser (11) respectively, and steam turbine output pipe (22) is connected respectively secondary unit (6) and passes through secondary unit (6) heat exchange with the hot-water line (21) that stretches out from condenser (3) after passing condenser (11).
2. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, evaporimeter (1) bottom is communicated with evaporimeter (1) top by cryogenic fluid pump (7), pipeline II (16) successively.
3. the summer in winter according to claim 2 shares suction-type lithium bromide one class source pump, it is characterized in that, evaporimeter (1) is communicated with condenser (3) bottom by vacuum drain valve (10), pipeline I (15) successively.
4. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, pipeline IV (18) is provided with weak solution pump (8).
5. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, pipeline III (17) is provided with concentrated solution pump (9).
6. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, evaporimeter (1) is communicated with by liquid-blocking device II (20) with absorber (2).
7. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, generator (4) is communicated with by liquid-blocking device I (14) with condenser (3).
8. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, main heat exchanger (5) adopts shell-and-tube heat exchanger or plate type heat exchanger.
9. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, secondary unit (6) adopts shell-and-tube heat exchanger or plate type heat exchanger.
10. the summer in winter according to claim 1 shares suction-type lithium bromide one class source pump, it is characterized in that, is provided with steam heat exchanging tube (23) in the generator (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204699990U CN202835901U (en) | 2012-09-14 | 2012-09-14 | Lithium bromide absorption type first kind heat pump unit usable in winter and summer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204699990U CN202835901U (en) | 2012-09-14 | 2012-09-14 | Lithium bromide absorption type first kind heat pump unit usable in winter and summer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202835901U true CN202835901U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204699990U Expired - Lifetime CN202835901U (en) | 2012-09-14 | 2012-09-14 | Lithium bromide absorption type first kind heat pump unit usable in winter and summer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202835901U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115188A (en) * | 2015-09-29 | 2015-12-02 | 山东诺德能源科技有限公司 | Double-function absorption heat pump system and waste heat water recycling method |
| CN111023625A (en) * | 2018-10-09 | 2020-04-17 | 荏原冷热系统株式会社 | Absorption heat exchange system |
-
2012
- 2012-09-14 CN CN2012204699990U patent/CN202835901U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115188A (en) * | 2015-09-29 | 2015-12-02 | 山东诺德能源科技有限公司 | Double-function absorption heat pump system and waste heat water recycling method |
| CN111023625A (en) * | 2018-10-09 | 2020-04-17 | 荏原冷热系统株式会社 | Absorption heat exchange system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |